c-puzzle

30+ posts

Similar Topics

2.7k+ articles

1.6k+ articles

60+ articles

60+ articles

40+ articles

C-Macro & Preprocessor

30+ articles

cpp-puzzle

30+ articles

C-Input and Output Quiz

20+ articles

cpp-macros

10+ articles

AdvanceC

1+ articles

C Program to print numbers from 1 to N without using semicolon?

Last Updated: 03 March 2022

How to print numbers from 1 to N without using any semicolon in C.[tabby title="C"][sourcecode language="c"]#includelt;stdio.hgt;#define N 100// Add your code here to prin ...read more

c-puzzle

C Language

How to print a variable name in C?

Last Updated: 28 June 2021

How to print and store a variable name in string variable?We strongly recommend you to minimize your browser and try this yourself firstIn C, there’s a # directive, also ...read more

c-puzzle

cpp-macros

C Language

C-Macro & Preprocessor

How to write a running C code without main()?

Last Updated: 11 September 2023

Write a C language code that prints GeeksforGeeks without any main function. Logically it's seems impossible to write a C program without using a main() function. Since ev...read more

c-puzzle

C Language

Variable length arguments for Macros

Last Updated: 21 January 2022

Like functions, we can also pass variable length arguments to macros. For this we will use the following preprocessor identifiers.To support variable length arguments in m ...read more

c-puzzle

C Language

C-Macro & Preprocessor

Understanding "register" keyword in C

Last Updated: 22 June 2023

Registers are faster than memory to access, so the variables which are most frequently used in a C program can be put in registers using the register keyword. The keyword ...read more

Articles

c-puzzle

C Language

C-Storage Classes and Type Qualifiers

How to print % using printf()?

Last Updated: 08 February 2023

Here is the standard prototype of printf function in C:int printf(const char *format, ...);The format string is composed of zero or more directives: ordinary characters (n ...read more

c-puzzle

C Language

C-Input and Output Quiz

What is the purpose of a function prototype?

Last Updated: 28 September 2023

The Function prototype is necessary to serve the following purposes:Function prototype tells the return type of the data that the function will return.Function prototype t ...read more

How can I return multiple values from a function?

Last Updated: 21 September 2018

We all know that a function in C can return only one value. So how do we achieve the purpose of returning multiple values.Well, first take a look at the declaration of a f ...read more

c-puzzle

C Language

C-Functions

Does C support function overloading?

Last Updated: 25 August 2021

First of all, what is function overloading? Function overloading is a feature of a programming language that allows one to have many functions with same name but with diff ...read more

c-puzzle

C Language

C-Functions

What is the best way in C to convert a number to a string?

Last Updated: 02 June 2017

Solution: Use sprintf() function.[sourcecode language="c"]#includestdio.hint main(){ char result[50]; float num = 23.34; sprintf(result, %f, num); printf(\n Th ...read more

c-puzzle

C Language

C-Data Types

Implement Your Own sizeof

Last Updated: 15 March 2019

Here is an implementation. [sourcecode language="c"]#includestdio.h#define my_sizeof(type) (char *)(type+1)-(char*)(type)int main(){ double x; printf(%ld, my_sizeof ...read more

c-puzzle

C Language

C++

Write a C program to print "Geeks for Geeks" without using a semicolon

Last Updated: 11 September 2023

First of all we have to understand how printf() function works. Prototype of printf() function is:int printf( const char *format , ...)Parameterformat: This is a string th ...read more

1 2 >>

1 2 >>

1 2 >>